What is the primary role of DNA in living organisms?
TED-Ed: How CRISPR lets you edit DNA - Andrea M. Henle

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Other, Biology
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KG - University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To transport nutrients within the cell
To protect cells from viruses
To act as an instruction manual for traits
To provide energy for cellular processes
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two main components of the natural CRISPR system?
DNA polymerase and ribosomes
RNA primers and helicase
CRISPR sequences and Cas proteins
Guide RNA and Cas9
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do scientists use CRISPR in the lab to edit genes?
By designing guide RNA to direct Cas9 to target genes
By using CRISPR to replicate DNA strands
By using CRISPR sequences to directly alter DNA
By injecting Cas proteins into the cell nucleus
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of Cas9 in the CRISPR gene editing process?
To bind to DNA and initiate replication
To act as a molecular scissor cutting DNA
To transport RNA within the cell
To repair DNA strands
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What repair process can be used to fix DNA errors with CRISPR?
Transcriptional repair
Nonhomologous end joining
Reverse transcription
Homology directed repair
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a potential application of CRISPR technology?
Developing new types of antibiotics
Enhancing the photosynthesis process
Creating plants that yield larger fruit
Increasing the speed of cellular respiration
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major ethical concern associated with CRISPR technology?
The difficulty in obtaining CRISPR materials
The potential for unintended genetic changes
The high cost of CRISPR tools
The lack of scientific interest in CRISPR
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